Product comparison · 2 headphone amplifiers

ASUS Xonar Essence STU vs Oppo HA-1 32-bit/384kHz Black

5specifications compared
2differ
3identical
18known for one product only

Key differences

The Oppo HA-1 32-bit/384kHz Black has 58 W more power consumption (typical) than the ASUS Xonar Essence STU (70 W vs 12 W). Only the ASUS Xonar Essence STU has DC-in jack.

DC-in jack
- Xonar Essence STU:Yes
- HA-1 32-bit/384kHz Black:No
Power consumption (typical)
- Xonar Essence STU:12 W
- HA-1 32-bit/384kHz Black:70 W

Side by side

Differences highlightedShow differences only

Comparison of Xonar Essence STU, HA-1
23 specifications	A ASUS Xonar Essence STU View product	B Oppo HA-1 32-bit/384kHz Black Model HA-1 View product
Audioidentical
Total Harmonic Distortion (THD)Known for one	0.00036%	Unknown — not stated by the source
Signal-to-Noise Ratio (SNR)Known for one	120 dB	Unknown — not stated by the source
Frequency rangeKnown for one	10 - 48000 Hz	Unknown — not stated by the source
Audio D/A Converter (DAC)Known for one	Unknown — not stated by the source	32-bit/384kHz
Ports & interfaces1 differ
Headphone connectivity	6.3mm	6.3mm
Line-outKnown for one	Yes	Unknown — not stated by the source
S/PDIF in portKnown for one	Yes	Unknown — not stated by the source
AUX inKnown for one	Yes	Unknown — not stated by the source
DC-in jackDiffers	Yes	No
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Audio (L/R) inKnown for one	Unknown — not stated by the source	1
Technical detailsidentical
Product colour	Black	Black
Pre-out connectivityKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power source	AC	AC
AC input voltageKnown for one	90-264, 12 V	Unknown — not stated by the source
Power consumption (typical)Differs	12 W	70 W
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Packaging contentidentical
Cables includedKnown for one	AC, USB	Unknown — not stated by the source
Remote control includedKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	254 mm
DepthKnown for one	Unknown — not stated by the source	333 mm
HeightKnown for one	Unknown — not stated by the source	91 mm
WeightKnown for one	Unknown — not stated by the source	5.9 kg

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More headphone amplifier comparisons

All headphone amplifier comparisons